Class 204/157.75 - Heavy metal product produced

Subclass of Class 204 - Chemistry: electrical and wave energy
Definition: Subject matter wherein the product of the wave energy process
No. of patents: 27
Last issue date: 09/18/2007

Number	Title	Issue Date
7270728	Photochemical transformation of metallic and non-metallic ions in an aqueous environment The invention comprises a method of photochemical transformation of metallic and non-metallic ions in an aqueous environment. The method comprises exposing the ions to UV irradiation in the presence of an organic acid. The aqueous ions are reduced by the method and ...	09/18/2007
7238261	Photo-formed metal nanoparticles and aerogel materials comprising the same Transparent monolithic aerogels based on silica, the bioderived polymer chitosan, and coordinated ions are employed to serve as a three-dimensional scaffold decorated with metal ions such as Au, Pt and Pd ions. It has also been found that the metal aerogels, such as...	07/03/2007
7122642	Method for producing crystal polymorphs and crystal polymorphs produced thereby A method to prepare new or unexpected polymorphs of materials which have not been observed, or to obtain a known polymorph under different conditions than those in which it is usually made, by using a laser to cause nucleation and crystal growth to occur in a supers...	10/17/2006
6759521	Polarization switching to control crystal form A method to select and prepare polymorphs of materials by switching the polarization state of light employing non-photochemical laser-induced nucleation. ...	07/06/2004
6627048	Reductive precipitation of metals photosensitized by tin and antimony porphyrins A method for reducing metals using a tin or antimony porphyrin by forming an aqueous solution of a tin or antimony porphyrin, an electron donor, such as ethylenediaminetetraaceticacid, triethylamine, triethanolamine, and sodium nitrite, and at least one m...	09/30/2003
6426406	Method for using laser light to control crystal form A method to prepare new or unexpected polymorphs of materials which have not been observed, or to obtain a known polymorph under different conditions than those in which it is usually made, by using a laser to cause nucleation and crystal growth to occur ...	07/30/2002
6265462	Method for Producing a Diffusion Barrier and Polymeric Article Having a Diffusion Barrier A method of forming a diffusion barrier on an article of a polymer blend of (i) a high surface energy polymer and (ii) a low surface energy polymer. Most commonly the low surface energy polymer is an organosilicon polymer, as a polysilane or a polysiloxan...	07/24/2001
6232363	Method for producing a diffusion barrier and polymeric article having a diffusion barrier A method of forming a diffusion barrier on an article of a polymer blend of (i) a high surface energy polymer and (ii) a low surface energy polymer. Most commonly the low surface energy polymer is an organosilicon polymer, as a polysilane or a polysiloxan...	05/15/2001
6204305	Method for producing a diffusion barrier and polymeric article having a diffusion barrier A method of forming a diffusion barrier on an article of a polymer blend of (i) a high surface energy polymer and (ii) a low surface energy polymer. Most commonly the low surface energy polymer is an organosilicon polymer, as a polysilane or a polysiloxan...	03/20/2001
5395954	Organic-inorganic polycondensate and a method of obtaining the same An organic-inorganic polycondensate characterized by the fact that it satisfies the following formula: Cv Hw Ox Siy Mez where: v=4 to 48 w=5 to 52 x=5 to 48 y=2 to 16 z=1 the ratio v/(y+z) being less than 7; C	03/07/1995
4885067	In-situ generation of volatile compounds for chemical vapor deposition Method and apparatus for the in-situ generation of volatile compounds within the process piping of a CVD system. A source of molecules is located upstream from a solid material which is desired to be deposited within a reactor chamber of the system. The m...	12/05/1989
4832807	Phosphorylation of alcohols Phosphorylation of alcohols by contacting the alcohol with a phosphorous sulphide under the impact of ultrasound. The phosporylated produce can be converted into a metal salt, which is a suitable anti-wear additive for lubricating oils....	05/23/1989
4793864	Substrate having an adherent photo-product coating on its surface and a method of coating said substrate This invention relates to a natural or synthetic gemstone or mineral substrate having on its surface an adherent photo-product coating, and a method for coating that substrate, which coating is formed by exposing to light in the presence of an oxygen sour...	12/27/1988
4794131	Photo-product energy barrier composition This invention relates to photo-product compositions, and a process for making those compositions, comprising the reactant mixture formed by contacting: 2,2',4,4'-tetrahydroxybenzophenone, with (1) ammonium hydroxide and optionally a trace amount of at le...	12/27/1988
4746760	Process for functionalizing alkanes Process for functionalizing saturated hydrocarbons comprising: (a) reacting said saturated hydrocarbons of the formula: wherein H represents a hydrogen atom; and R1 represents a saturated hydrocarbon radical, with a metal complex of the formula: wherei...	05/24/1988
4664765	Photochemical synthesis of allenic and propargylic organomercuric halides Propargylic halides, preferably the bromide and iodide, react with metallic mercury in a finely divided state, in the presence of sunlight to form the corresponding allenic or propargylic organomercuric halides in high yield....	05/12/1987
4595465	Means and method for reducing carbn dioxide to provide an oxalate product A process and apparatus for converting metallic elements to metallic oxalates in the presence of carbon dioxide includes two redox couple electrolyte solutions separated by a first membrane having photosensitizers. The carbon dioxide to be reduced is prov...	06/17/1986
4578165	Process for separation of zirconium from hafnium A process for the separation of zirconium values from hafnium values wherein a solution of a zirconium chelate complex and a hafnium chelate complex, each having a common ligand, is irradiated with light, of a wavelength between 300 nm and 700 nm, in the ...	03/25/1986
4544789	Stereoselective synthesis of internal olefins Regioselective and stereoselective synthesis of trans-internal olefins is effected with transition metal catalyst complexes having pairs of associated active sites. Photolytic conditions are generally employed....	10/01/1985
4511745	Process for functionalizing alkanes Process for functionalizing saturated hydrocarbons selectively in the terminal position comprising: (a) reacting said saturated hydrocarbons of the formula: where: H represents a hydrogen atom, and R represents a saturated hydrocarbon radical, with a metal comple...	04/16/1985
4484993	Process for producing fluorine-containing organic compound A process for producing fluorine-containing organic compounds characterized in that fluorine-containing aliphatic iodides which comprise at least one selected from the group of Rf I, Rf ZnI and Rf SnX2 I (where ...	11/27/1984
4330382	Synthesis process using photo-induced deligandation A process is provided for inducing a ligand substitution reaction. The process involves exposing to optical radiation a gaseous mixture including a compound of a transition metal and a first ligand and a gaseous second ligand. The gaseous transition metal...	05/18/1982
4169030	Light assisted reactions of dinuclear diisocyano ligand bridged complexes A complex ion containing rhodium, Rh2 (1,3-diisocyanopropane)42+ is called "rhodium bridge." Because of the nature of its molecular structure, it is deep blue in water solution. Irradiation of the blue complex between 500 ...	09/25/1979
4060468	Olefin metathesis process and catalyst therefor There is disclosed a method for preparing a catalyst useful for olefin metathesis comprising a mixture of a salt of a metal selected from tungsten, molybdenum, rhenium and tantalum, an oxygenated organic compound selected from the group represented by the...	11/29/1977
4049689	Method for the preparation of alkyl tin halides In the process for the preparation of alkyl tin halides by means of direct conversion of tin with aliphatic halides, the alkyl halide is fed in such a way gradually to the gas space over the further reaction components that there is an overpressure of no ...	09/20/1977
4002574	Photosensitive redox solutions The invention provides aqueous solutions of (1) the reaction product of anhydrous trimethyl borate with titanium tetrachloride and (2) polyvinyl alcohol, preferably not exceeding about 0.5 weight percent of each. These solutions have a pH of about 1, but ...	01/11/1977
3975248	Molecular composite structures Oxygen-containing carbon and silicon compounds having free appendant groups selected from hydrogen, hydroxy, amino, halogen, and oxygen are sintered into a molecular composite by means of a diffusant element of Groups IIIA, IV or VA of the Periodic Table ...	08/17/1976

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Class 204/157.75 - Heavy metal product produced